Laserfiche WebLink
. ; , . i Ill I II lII III I_Ill 111 ~ <br />~ ~ ~: <br />COMPuSITI0P1 uF A f(;RE ,ATE MATERIAT,S <br />]' iNl'. ,(UN(' PION QUARRY <br />Jeff •rsnn Co :nty., Colorado <br />The material qunrri.ed Prom thi: lor:tity runci;a:•. of weathered <br />and unwea'.hered ;i.le~•r Vlume Quret.z'7onzunite, 'I'he Silver <br />Plume Qua •tx A9on.:oni to i.:. made ~1p of coar:~e-Icrniucd to fairly <br />fir ~ grained muscovite-biutite iuari monsonite. The rock <br />corwins notassi,un i~ldsn~.r, is locally foliated arnt weathers <br />to a sandy, Pravell} soil, one foot ".o as much as twenty foot <br />thic}. At pl.ace:~ b:i ,titi ~ and gr•ani is gneiss ].ayes cut <br />thr F;h the rlominani quar~.z monzonit roc~•. <br />o• <br /> <br /> <br /> <br /> <br /> ~ <br /> ~ <br /> a. <br /> <br />• <br />,. <br />• ', <br />~.. <br />'~i <br />